<?php
error_reporting(0);
$num=$_GET['num'];
$str=$_GET['str'];
show_source(__FILE__);
if (isset($num)&&isset($str)) {
    if (preg_match('/\d+/sD',$str)) {
        echo "vagetable hhhh";
        exit();
    }
    $result=is_numeric($num) and is_numeric($str);
    if ($result) {
        include "flag.php";
        echo "$flag";
    }
    else{
        echo "vagetablessssss";
    }
}
?>